diff --git a/src/backend/utils/cache/relcache.c b/src/backend/utils/cache/relcache.c
index f6520a0..733860c 100644
--- a/src/backend/utils/cache/relcache.c
+++ b/src/backend/utils/cache/relcache.c
@@ -2166,9 +2166,9 @@ RelationClearRelation(Relation relation, bool rebuild)
 		/* ... but actually, we don't have to update newrel->rd_rel */
 		memcpy(relation->rd_rel, newrel->rd_rel, CLASS_TUPLE_SIZE);
 		/* preserve old tupledesc and rules if no logical change */
-		if (keep_tupdesc)
+		if (!keep_tupdesc)
 			SWAPFIELD(TupleDesc, rd_att);
-		if (keep_rules)
+		if (!keep_rules)
 		{
 			SWAPFIELD(RuleLock *, rd_rules);
 			SWAPFIELD(MemoryContext, rd_rulescxt);